Guy Constable
Guy Constable
  • Successful classroom teacher
  • Mathematics Education Consultant
  • Advocates for use of hands-on materials in primary and secondary classrooms
  • YuMi Deadly team member (QUT)
  • Junior Secondary HOD
Guy Constable
Dr Judy Hartnett
  • Successful classroom teacher
  • Focus on teacher professional development and student reasoning in mathematics
  • University lecturer – Maths Ed
  • Small school principal
  • YuMi Deadly Team member (QUT)
  • Mathematics Education Consultant

  • Step-by-step approach
    Structured, hands-on, high impact use of visual mathematical models to support learning.

  • Complete lessons
    Detailed inquiry-based lesson plans which intentionally use hands-on learning activities with specifically designed resources, worksheets and short ‘How-To’ videos.

  • LTD Community
    Exclusive access to a Facebook group or Webinars with coaching sessions and Q&A’s to continue to upskill all members.